Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2015-3456

The Floppy Disk Controller (FDC) in QEMU, as used in Xen 4.5.x and earlier and KVM, allows local guest users to cause a denial of service (out-of-bounds write and guest crash) or possibly execute arbitrary code via the (1) FD_CMD_READ_ID, (2) FD_CMD_DRIVE_SPECIFICATION_COMMAND, or other unspecified commands, aka VENOM.

Published

2015-05-13T18:59:00.157

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.7 (HIGH)

CVSSv2 Vector

AV:A/AC:L/Au:S/C:C/I:C/A:C

  • Access Vector: ADJACENT_NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

5.1

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-119
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application qemu qemu ≤ 2.3.0 Yes
Application redhat enterprise_virtualization 3.0 Yes
Application redhat openstack 4.0 Yes
Application redhat openstack 5.0 Yes
Application redhat openstack 6.0 Yes
Application redhat openstack 7.0 Yes
Operating System redhat enterprise_linux 5 Yes
Operating System redhat enterprise_linux 6.0 Yes
Operating System redhat enterprise_linux 7.0 Yes
Operating System xen xen 4.5.0 Yes
References